That device doesn't support promiscuous mode. Provisioning CPEs in Promiscuous Mode. That device doesn't support promiscuous mode

 
Provisioning CPEs in Promiscuous ModeThat device doesn't support promiscuous mode  answered 03 Mar '11, 11:51

The capture session could not be initiated on capture device "\Device\NPF_ {E4918F2B-9CDC-4AAD-B197-C0881402DF0A}". Additionally, the Add-NetEventNetworkAdapter Windows PowerShell command takes a new promiscuousmode parameter to enable or disable promiscuous mode on the given network adapter. This article is one in a series of articles describing the deployment path for OT monitoring with Microsoft Defender for IoT. This removes the need to turn on promiscuous mode on your physical switches or the vSwitch, but may cause downtime when route tables on neighbour switches update. In simple terms, you'll: Remove the driver you don't want with modeprobe -r <module_name>. This included a kernel upgrade from 4. only the message "Your PC or mobile device doesn't support Miracast, so it can't project wirelessly". 107. I want to be able to type command in. 107. That reflects the actual promiscuity count of the device: promiscuity > 0 means that the device is in promiscuous mode. 4902] device capwap1 entered promiscuous mode [*01/10/2018 10:26:37. I have to choose the right device for this task. I'm wondering if more knowledgeable people could tell me if this "device wlan0 left promiscuous mode". ago. For example, in at least some operating systems, you might have more than one network interface device on which you can capture - a "raw interface" corresponding to the physical network adapter, and a "VLAN interface" the traffic on. 0: eth0: Failed to map RX DMA! nommu_map_single: overflow 318724000+16383 of device mask ffffffff r8169 0000:02:00. you can mirror the traffic from the switch ports to the switch port you're. 获取数据成功. I40E Poll Mode Driver. I've done nothing to enable promiscuous mode, and I'm almost certain that it is free of spyware/rootkits/etc. 1 entered promiscuous mode device eth0 entered promiscuous mode br-lan: port 1(eth0. We have just purchaed AP2800I . Check this page for a list of monitor mode capable wifi adapters: In my experience a lot of cards supports monitor mode, so there is a good chance that your current one does. The capture session could not be initiated (failed to set hardware filter to promiscuous mode) Try using the Capture -> Options menu item, selecting the interface on which you want to capture, turn off promiscuous mode, and start capturing. 2. In addition, monitor mode allows you to find hidden SSIDs. The network adapter is now set for promiscuous mode. macvlan とは. (I use an internal network to conect to the host) My host IP is 169. 906862] VFS: Mounted root (squashfs filesystem) readonly on device 31:2. sepo opened this issue Nov 30, 2017 · 6 comments Assignees. e. When it comes to active scanning, there may be attacks that can distinguish hosts that have their NIC in promiscuous mode. As to promiscuous mode, some (few) wireless network card drivers support. 0. You will need to set your network interface into monitor mode to be able to sniff all traffic on the wireless network. Apr 10 08:03:09 KEMP01 kernel: device v200c left. 1 and the Guest is 169. Promiscuous mode on the network card means to pass all received network traffic up to applications (normally, traffic that isn't addressed to it it just discarded by the card). One Answer: 1. Share. This product contains cryptographic features and is subject to United. Im able to set promiscuous mode using the command line # ifconfig interface promisc. That device doesn't support monitor mode results matching ""Provisioning CPEs in Promiscuous Mode. This prompts a button fro the NDIS driver installation. [*01/10/2018 10:26:29. Below is a packet sniffing sample between two different machines on the same network using Comm View. You can find out where various logs are kept on some UNIX and Linux systems by viewing the /etc/syslog. The options object accepts the following properties:. Monitor mode is one of the eight modes that 802. I already set port mirroring with my physical mac address, so I wonder that just change MonitorMode=0 can disable. The PF remains in limited promiscuous mode regardless of the vf-true-promisc-support setting. PCAP_ERROR_IFACE_NOT_UP The capture source device is not up. For now, this doesn't work on the "any" device; if an argument of "any" or NULL is supplied, the setting of promiscuous mode is ignored. Click the Security tab. If the adapter was not already in promiscuous mode, then Wireshark will. or, to be more specific: when a network card is in promiscuous mode it accepts all packets, even if the. h> #include <string. You may have two tasks and two cores, but the ESP32 still has only one wifi chip. By examining my wireless router configuration I can see there's 2 IPs assigned: 192. monitor mode On IEEE 802. It is pretty much useless to you, since you know the common name. When running network monitoring tools, e. Platform information: Hardware: Raspi 3 B+ (Raspian OS 10) Attached Hardware: Amber Wireless AMB8465 stick to read out Wireless M-Bus from water & heat meter, Aeotec Z-Wave Gen5+ to read out power meter Docker / Portainer 2. This network adapter also supports AMD’s Magic Packet technology for remote wake-up. If you want to capture packets from more devices you can repeat this process with the UDID for each device. 11 headers, or capturing non-data frames. VMware does, not MSFT. 20. Promiscuous mode is used to monitor (sniff) network traffic. “Promiscuous mode” (you’ve gotta love that nomenclature) is a network interface mode in which the NIC reports every packet that it sees. Note: The setting on the portgroup overrides the virtual. . If the interface is not running in promiscuous mode, it won't see any traffic that isn't intended to be seen by your machine. I'm trying to do a wireless packet capture via CLI on MACOS. h> #include <stdio. If no crash, reboot to clear verifier settings. Wi-Fi: Any WiFi adapter (Internal or USB)*. San Jose, California 95134-1706. With same setup will check with Standard Policy . g. Type the following to see some Access. able to capture management and control frames, only data frames, basically. ) It supports promiscuous mode enabling it to be used in bridging and packet-capture scenarios. From the Wireshark documentation:accept rate: 18%. Actually, for Wi-Fi adapters, the key is monitor mode, not promiscuous mode. Listening on two or more interfaces isn't supported at all, except by capturing on the "any" device in Linux, and that device doesn't support promiscuous mode. It doesn't have magical powers to go out onto the network and collect packets destined for other NICs. When I open mon0 settings I can see that the "Capture packets in promiscuous mode" is enabled. Guy Harris ♦♦. 255, discovery type UNKNOWN(0) this is what i see and the cursor doesn't allow me to type anything. The I40E PMD (librte_pmd_i40e) provides poll mode driver support for the Intel X710/XL710/X722 10/40 Gbps family of adapters. Packet type information. Examples are below: Apr 10 08:02:51 KEMP01 kernel: device v200c entered promiscuous mode. * To carry out high performance captures please check out the list of adapters compatible with monitor mode. monitor mode. monitor mode On IEEE 802. Its use is commensurate with the amount of traffic being passed by the cluster. Receiver Side Scaling (RSS) MAC/VLAN filtering. The error: The capture session could not be initiated on capture device "DeviceNPF_{C549FC84-7A35-441B-82F6-4D42FC9E3EFB}" (Failed to set hradware filtres to promiscuos mode: Uno de los dispositivos conectados al sistema no funciona. Resolution. 11 adapter drivers support it (I think. The following command needs to be entered in the terminal window: $ rvictl -s <UDID>. 1. For now, this doesn't work on the "any" device; if an argument of "any" or NULL is supplied, the setting of promiscuous mode is ignored. 11 headers, or capturing non-data frames. g. There are models which come with a standalone image (now with Cisco Mobility Express, this is the one you want) and models with a CAPWAP image, which require a running Cisco Wireless Controller (could beMore info on Does the Intel 82579LM NIC on the Portege R830 support Promiscuous mode? RECOMMENDED: Click here to fix Windows errors and optimize system performance. 234 tcpdump: WARNING: any: That device doesn't support promiscuous mode. 11 plus radiotap header), capture size 262144 bytes. 11, that would mean a mode in which the device captures. Enabling or disabling promiscuous policy support for unknown devices of a given type. Get training, subscriptions, certifications, and more for partners to build, sell, and support customer solutions. Tour Start here for a quick overview of the site Help Center Detailed answers to any questions you might have Meta Discuss the workings and policies of this siteStop the monitor mode and try iwlist again, I thought iwlist has been deprecated. There is a project nexmon on github that patches the WiFi firmware to make the monitor mode available. Promiscuous mode function is supported on 1-Gigabit, 10-Gigabit, 40-Gigabit, and 100-Gigabit Ethernet interfaces on the I/O cards (IOCs) and the SRX5000 line Module Port Concentrator (SRX5K-MPC). Kernel Documentation で触れられていない. That. Otherwise go to Capture Options. All other network adapters with device drivers incapable of moving to promiscuous mode. I'm root, and it doesn't matter if I put the interface down. Note that not all network interface cards support monitor mode. Unfortunately there is no logic in kernel net/core/dev. That''s probably because the mobile phone modem doesn't support promiscuous mode. As long as that is checked, which is Wireshark's default, Wireshark will put the adapter into promiscuous mode for you when you start capturing. 1. In this mode many drivers don't supply packets at all, or don't supply packets sent by the host. Wireshark 4. A promiscuous port communicates with all other PVLAN ports. Solution #1. 0. ip -d link will show "promiscuity 1" for such devices. That seems to settle the score, thanks. Learn about our open source products, services, and company. Note that this is a global setting that affects the entire device. In promiscuous mode, however, the NIC allows all frames through, thus allowing the computer to read frames intended for other machines or network devices. 915672] Freeing unused kernel. Hopefully this is in the right section. > > promiscuous mode active will finally be executed by OS kernel (specificly, > > the device driver), so if the driver does not set the promiscuous mode to > > network adaptor although application request to do, the network adaptorThey also support monitor and promiscuous mode, so you Kali can sniff and inject to your heart's delight. Promiscuous mode is set with pcap_set_promisc(). ). (31)) Please turn off promiscuous mode for this device. 11 wireless LANs, even if an adapter is in promiscuous mode, it will supply to the host only frames for the network with which it's. This is because the driver for the interface does not support promiscuous mode. Must say that ip addresses are assigned correctly, it's the connectivity to ipv6 sites that doesn't work. 11" interface: tcpdump -i eth0. If your application uses WinPcap (as does, for example, Wireshark), it can't put the driver into "network monitor" mode, as WinPcap currently doesn't support that (because its kernel driver doesn't support version 6 of the NDIS interface for network drivers), so drivers that follow Microsoft's recommendations won't allow you to put the. In order to attach a VM's network card to an internal network, set its networking mode to Internal Networking. Under Vista, things get more complicated (it basically depends on whether. h> /* close. , bond0), and propagates the setting to the. System components: Microsoft® . What you missed is that promiscuous mode only captures traffic that your promiscuous NIC sees. Select remote Interfaces tab. Click on Edit > Preferences > Capture and you'll see the preference "Capture packets in promiscuous mode". For the host specify the hostname or IP Address. When you configure promiscuous mode on a VMware vNIC, the vSwitch sends a copy of every packet received by the vSwitch to that vNIC. Sorted by: 12. When you start wireshark you see in the middle of the window a scrollable list of interfaces eth0, wlan0 etc. , Orinoco * wireless interfaces), allmulti mode isn't supported * and the driver implements it by turning promiscuous * mode on, and that screws up the operation of the * card as a normal networking interface, and on no * other platform I know of does. I have understood that not many network cards. . you agree Stack Exchange can store cookies on your device and disclose information in accordance with our Cookie. Promiscuous mode is a security policy of virtual switches that can be configured on the vSwitch level or port group level. [Unit] Description=Control promiscuous mode for interface eth0 After=network. GroupsI notice during high network activity, completely unrelated to the nas (ie running a speed test on a desktop), truenas cpu usage is up to 30% per esxtop. In the block of commands above, airmon-ng outputs the following: Interface Chipset Driver wlan0 Unknown iwlwifi - [phy0] (monitor mode enabled on mon0) tcpdump consistently outputs the following and then nothing (no captures): tcpdump: WARNING: mon0: no IPv4 address assigned tcpdump: verbose output suppressed, use -v or -vv for. A SPAN port on your switch mirrors. Some Ethernet switches (usually called "managed switches") have a monitor mode. Allow 10-15 minutes, or more depending on packages and device speed. I'm able to capture packets using pcap in lap1. Guy Harris ♦♦. Minimum requirements. You can also use the rvictl command. On dedicated servers, getting the traffic from mirror ports or tap devices. I used tcpdump to capture the packet: $ sudo tcpdump -i rvi0 -n tcpdump: WARNING: rvi0: That device doesn't support promiscuous mode (BIOCPROMISC: Operation not supported on socket) tcpdump: WARNING: rvi0: no IPv4 address assigned tcpdump: verbose output suppressed, use -v or -vv for full protocol decode listening on rvi0, link-type RAW (Raw IP. WinPcap doesn't support monitor mode, 802. Promiscuous mode is set with pcap_set_promisc(). . Intel® PRO/1000 Gigabit Server Adapter. 11 wireless LANs, even if an adapter is in promiscuous mode, it will supply to the host only frames for the network with which it's. It is not enough to enable promiscuous mode in the interface file. (The problem is probably a combination of 1) that device's driver doesn't. Promiscuous mode is set with pcap_set_promisc (). 1. The first option has the big advantage that there is no overhead of any kind on your application servers. d/blacklist on my machine). Capture using a monitor mode of the switch. 15. So my first question is, is GenMac likely to support promiscuous mode for the BMC57xx? My second question is, do you want the device ID for this controller? It's not listed in GENMAC. On a really busy network, this can eat significant bandwidth out of the processor, memory slowing the system down. 100 -> laptop (Macbook Air OSX 10. In computer networking, a device on a LAN (local area network) is only supposed to (and expected to) receive and respond to packet messages directed to that devices address. However, it doesn’t really matter because the primary benefit of promiscuous mode is to capture traffic not destined for the computer. How to enable vSphere promiscuous mode. A SPAN port on your switch mirrors local traffic from interfaces on the switch to a different interface on the same switch. The Raspberry Pi Zero W and Pi 3 Model B+ include integrated Wi-Fi, Bluetooth Low Energy, and more than enough power to run Kali Linux. Next, add a VLAN interface on the VF interface. 获取数据成功. 8 and NPCAP 1. On your existing application servers. I have two dockers connected to the same bridge via docker-compose. However, typically, promiscuous mode has no effect on a WiFi adapter in terms of setting the feature on or off. Operative system: Microsoft® Windows 10, 8. Monitor mode can be completely passive. -DHAVE_RX_SUPPORT. It is a network security, monitoring and administration technique that enables access to entire network data packets by any configured network adapter on a. I want to turn promiscuous mode on/off manually to view packets being sent to my PC. Add a comment. On Windows, a lot of 802. It does get the Airport device to be put in promisc mode, but that doesn't help me. I had the same issue. Defunct Windows families include Windows 9x,. 终端输入:. 11 devices and drivers don't support promiscuous mode - for 802. , the card accepts all packets whether they're. en1 interface in promiscuous mode. The definition of promiscuous mode seems to be that the network adapter will not drop packets that are not addressed to it. Promiscuous mode just means that your PC will process all frames received and decoded. Most network interfaces can also be put in "promiscuous" mode, in which they supply to the host all network packets they see. summarypromisc is one bit of struct net_device’s flag, which is used to indicate if a device is in promisc status. I set Wireshark to listen on mon0. In non-promiscuous mode, when a NIC receives a frame, it drops it unless the frame is addressed to that NIC's MAC address or is a broadcast or multicast addressed frame. Promiscuous mode is on for the vSwitch and port group. DISCLAIMER: I don't know how dependent this answer is on specific hardware. lo0: flags=8049<UP,LOOPBACK,RUNNING,MULTICAST> mtu 16384. A vNIC in Azure will infact only see the traffic (unicast) directed at the VM itself or the VM as the next hop forwarding target. add a comment. 6. A virtual machine, Service Console or VMkernel network interface in a portgroup which allows use of promiscuous mode can see all network traffic traversing the virtual switch. A virtual machine, Service Console or VMkernel network interface in a portgroup which allows use of promiscuous mode can see all network traffic traversing the virtual switch. I only get my packets with Wireshark. I see the graph moving but when I try to to. 2 and I'm surfing the net with my smartphone (so, I'm generating traffic). tcpdump: WARNING: rvi0: That device doesn’t support promiscuous mode (BIOCPROMISC: Operation not supported on socket) tcpdump: listening on rvi0, link-type PKTAP (Apple DLT_PKTAP), capture size 262144 bytes ^C700 packets captured 700 packets received by filter 0 packets dropped by kernel. Click add button. 168. If you experience any problems capturing packets on WLANs, try to switch promiscuous. 13. When a device boots, it requests a configuration from Prime Cable Provisioning and it is this configuration that determines the level of service for the device. If you are getting started in packet analysis and penetration testing, the. Right now, I think I'll setup a Proxy ARP bridge that is described in the Mini-Howtos,. Promiscuous mode is a security policy which can be defined at the virtual switch or portgroup level in vSphere ESX/ESXi. 2 Answers. Note that, if your network is a "protected" network, using WEP or WPA/WPA2, you will need to use Wireshark, or some other network analyzer that can decrypt the encrypted packets on a protected network,. Also in pcap_live_open method I have set promiscuous mode flag. 1. the problem might be that the network interface on which you're capturing doesn't support "promiscuous" mode, or because your OS can't put the interface into promiscuous mode. 73 (I will post a debug build later that is preferable, but the standard version is fine, too). "Monitor mode" is WiFi-specific and means having the card accept packets for any network, without having to be. Type of abuse. grahamb. Check that the Identity tab MAC Address looks like this. Typedef Documentation However, as you noticed, Linux does support monitor mode but depends on the Linux driver. For example:Cannot disable promiscuous mode. I redacted the MACs, yet did show where they were used in two interfaces: EN1 (WiFi) and p2p0. Promiscuous mode. h> /* ioctl () */ #include <sys/socket. Promiscuous mode must be supported by each network adapter as well as by the input/output driver in the host operating system. Make sure once you have made the change to virtual. . Hello promiscuous doesn't seem to work, i can only see broadcast and and packets addressed to me,I use an alfa adapter, with chipset 8187L, when i use wireshark with promiscuous mode, and then use netstat -i, i can't see that "p" flag, and if i spoof another device i can see his packets help me please, I need it in my work "I'm a student"プロミスキャスモード(promiscuous mode)とは. The bonding driver handles promiscuous mode changes to the bonding master device (e. I didn't encountered a network card(lan) that doesn't support promiscuous mode. 01/29/2020. My command: tcpdump -i en0 -I -vv. monitor mode On IEEE 802. e. 4k 2 2. A virtual machine, Service Console or VMkernel network interface in a portgroup which allows use of promiscuous mode can see all network traffic traversing the virtual switch. To cite from the WireShark Wiki: "However, on a "protected" network, packets from or to other hosts will not be able to be decrypted by the adapter, and will not be captured, so that promiscuous mode works the same as non-promiscuous mode. When working with VMs then make sure that your physical network has a driver that support promiscuous mode, since impersonation might fail otherwise. Sorted by: 2. When a device boots, it requests a configuration from Prime Cable Provisioning and it is this configuration that determines the level of service for the device. You can set up port ACLs on the individual ports (vNICs) and mirror traffic to a sniffer on a particular port (vNIC), but no promiscuous. 8. According to the linux-wireless list of wifi drivers for Linux, referred to by Aircrack-ng, there is a driver called mwl8k that does support monitor mode. Bear in mind that you will have to go and check directly with the WiFi Linux community about setting up monitor mode or package injection. I've used Wireshark in promiscuous mode on an old 10/100 Intel NIC from around 2002, works like a charm. Then: service rsyslog restart. monitor mode. With bridged networking, Oracle VM VirtualBox uses a device driver on your host system that filters data from your physical network adapter. From the Promiscuous Mode dropdown menu, click Accept. Seems not to be an easy task but you may have a look at it. For more information, see: Configure traffic mirroring with a ESXi vSwitch; Configure traffic mirroring with a Hyper-V vSwitch. However it seems I can't get into installer mode (using installer/opnsense) due to the boot hangs on the last statement called "pflog0: permanently promiscuous mode enabled". This mode is used for packet capturing or network monitoring. Second, the “why”: Now that we know the what of p-mode, let’s think about the why. It will show all the wireless. If your machine is not plugged into a switched network or a dual-speed hub, or it is plugged into a switched network but the port is set up to have all traffic replicated to it, the problem might be that the network interface on which you’re capturing doesn’t support "promiscuous" mode, or because your OS can’t put the interface into. Output: listening on en0, link-type IEEE802_11_RADIO (802. PCAP_ERROR_RFMON_NOTSUP Monitor mode was specified but the capture source doesn't support monitor mode. Most network adapters, however, do support promiscuous mode and can be used without any problems. If turning off all of the offloads still doesn't fix. PCAP_ERROR_NO_SUCH_DEVICE The capture source specified when the handle was created doesn't exist. Note: In the guest operating system, bring down and bring back up the virtual network adapter to. 0, but it doesn't! :( tsk Then, I tried promiscuous mode: first of all, with my network without password, and I verified the adapter actually works in promiscuous mode; then, I tried with password set on: be aware the version of Wireshark. In non-promiscuous mode, when a NIC receives a frame, it drops it unless the frame is addressed to that NIC's MAC address or is a broadcast or multicast addressed frame. tcpdump seems to be capturing some packages from time to time but doing some wireless activity (e. Labels. On modern Linux, the interface uses the promiscuity counter to know when its operational state should be promiscuous ( > 0 ) or not ( = 0 ). 11. [Expert@CTSG3Firewall]# tcpdump -nni any host 172. In Infrastructure/ESS mode, it doesn't make much sense to capture packets going to other stations in promiscuous mode, for several reasons : The 802. Use the fwcutter tool to extract the firmware for your card from the Windows driver and copy it to /liblfirmware. MAC address spoofing was developed to allow two VMs to share the same MAC. I checked using Get-NetAdapter in Powershell. # ip link show eth0 2: eth0: <BROADCAST,MULTICAST,PROMISC,UP,LOWER_UP> mtu 1500 qdisc. This is the MSFT statement. 9. When the Wi-Fi is in monitor mode, you won’t be connected to the Internet. In the 2. NAT is turned off as you mentioned . When a card is placed in promiscuous mode, the card accepts every Ethernet packet sent on the network. promiscuous mode is not. Unable to determine if the wireless card supports packet injecting and monitor mode. April 10, 2017 00:51. 2, where I run tcpdump) I can't seem to get significant traffic to or from my iPad. For example, if you use bridged networking, you must have access to /dev/vmnet0. This will ultimately be used in a shell script. • Promiscuous Mode • IPv6, Switches, and Lack of VACL Capture • Inline Interface Pair Mode • Inline VLAN Pair Mode • VLAN Group Mode • Deploying VLAN Groups. Promiscuous mode is a type of computer networking operational mode in. Sorted by: 2. a network using WEP or WPA/WPA2, capture filters other than at. Wireshark 3. From the message it can not set your adapter to go into promiscuous mode, this means that either your adapter does not support it. Ether Ping test - In older Linux kernels when a network card is placed in promiscuous mode every packet is passed on to the OS. Linux 5. As the article, only set MonitorMode=2 as work as promiscuous Mode? hypervPromiscuousModeSetUp Here says that set MonitorMode=2 and also set physical mac address on host computer to do port mirroring. If so, then, even if the adapter and the OS driver for the adapter support promiscuous mode, you might still not be able to capture all traffic, because the switch won't send all traffic to your Ethernet, by default. link. Why would you want to let all that network traffic be seen by the device?Wont capture - Ethernet. tcpdump promiscuous mode on OSX 10. < CTRL-C. Both units have entered and left promiscuous mode at the same time, although it's been on both units since 22nd December: Dec 17 09:15:57 chaos kernel: device eth0 entered promiscuous mode. Q-13: Does WinPcap support the loopback device? A: No. The process doesn't have permission to open the capture source. Any thoughts? edit retag flag offensive close merge delete. Wireshark 4. 1-k> port 0xe000-0xe01f mem 0xd0900000-0xd091ffff,0xd0920000-0xd0923fff irq 16 at device 0. L2Socket. #define PCAP_WARNING_PROMISC_NOTSUP 2 /* this device doesn't support promiscuous mode */ Definition at line 269 of file pcap/pcap. h> #include <unistd. On Linux you use a PF_PACKET socket to read data from a raw device, such as an ethernet interface running in promiscuous mode: s = socket (PF_PACKET, SOCK_RAW, htons (ETH_P_ALL)) This will send copies of every packet received up to your socket. Mac下使用Wireshark抓iphone手机数据包. device eth0 entered promiscuous mode nommu_map_single: overflow 318724000+16383 of device mask ffffffff r8169 0000:02:00. Brian Ehlert. PCAP_ERROR_PROMISC_PERM_DENIED The process has permission to open the capture source but doesn't have permission to put it into promiscuous mode. For hardware firewalls, this option will use the physical MAC address of the device instead of a virtual MAC address. dll. pcap When finished with your capture, remove the RVI. 6 and I am not able to. GigE Vision devices should therefore be operated without Promiscuous Mode! You can check this setting by opening the corresponding RT-Ethernet adapter in Visual Studio and switching to the Adapter tab. 解决方法: 打开终端输入命令sudo chmod 777 /dev/bpf*. You can also use the rvictl. 255. PCAP_ERROR_IFACE_NOT_UP The capture source. " It seems that the Compatibility Mode doesn't mean bringing the adapter into Promiscuous Mode, but instead uses some kind of emulation.